| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 |
11.1%
|
|
| 2 | 3 |
16.7%
|
|
| 3 | 6 |
33.3%
|
|
| 4 | 4 |
22.2%
|
|
| 5 | 1 |
5.6%
|
|
| 7 | 2 |
11.1%
|
|
| Missing value | 172 |